/**
 * The MIT License (MIT)
 * Copyright (c) 2009-2015 HONG LEIMING
 * 
 * Permission is hereby granted, free of charge, to any person obtaining a copy
 * of this software and associated documentation files (the "Software"), to deal
 * in the Software without restriction, including without limitation the rights
 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 * copies of the Software, and to permit persons to whom the Software is
 * furnished to do so, subject to the following conditions:
 * 
 * The above copyright notice and this permission notice shall be included in
 * all copies or substantial portions of the Software.
 * 
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
 * THE SOFTWARE.
 */
package org.zbus.rpc.direct;

import java.io.IOException;

import org.zbus.net.Server;
import org.zbus.net.core.Dispatcher;
import org.zbus.net.core.IoAdaptor;
import org.zbus.net.core.Session;
import org.zbus.net.http.Message;
import org.zbus.net.http.Message.MessageProcessor;
import org.zbus.net.http.MessageCodec;

public class Service extends Server{     
	
	public Service(Dispatcher dispatcher, int port, MessageProcessor processor){	 
		super(dispatcher, new DirectMessageAdaptor(processor), port); 
	} 
	
	public Service(Dispatcher dispatcher, String address, MessageProcessor processor){	 
		super(dispatcher, new DirectMessageAdaptor(processor), address); 
	} 
	
	static class DirectMessageAdaptor extends IoAdaptor{
		private final MessageProcessor processor;
		public DirectMessageAdaptor(final MessageProcessor processor){
			codec(new MessageCodec());
			this.processor = processor;
		}
		
		protected void onMessage(Object obj, Session sess) throws IOException {
			Message msg = (Message)obj;
			final String msgId = msg.getId();
			Message res = processor.process(msg);
			if(res != null){
				res.setId(msgId); 
				if(res.getResponseStatus() == null){
					res.setResponseStatus(200); //default to 200
				}
				sess.write(res);
			}
		}
	} 
}